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Builders Firstsource, Inc. (BLDR)

Sector: Retail-Lumber & Other Building Materials Dealers

Show All Insiders (23)

Hedge Fund Holdings See All

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No.	Hedge Fund	Shares	Value (x$1000)	Activity	% Port
1.)	Stadium Capital Management Alexander Medina Seaver	14,899,870	$83,141	-2%	19.77%
2.)	Prescott Group Capital Management Phil Frohlich	2,181,815	$12,175		3.16%
3.)	Driehaus Capital Richard Driehaus	135,821	$758	-7%	0.02%
4.)	Royce & Associates Chuck Royce	1,606,700	$8,965	-7%	0.02%
5.)	Millennium Management Israel Englander	302,679	$1,689	+16%	0.01%
6.)	Aqr Capital Management Cliff Asness	11,859	$66		0%
7.)	Renaissance Technologies Jim Simons	378,837	$2,114	-12%	0%
8.)	Dalton Investments Gifford Combs	0	$0		0%
9.)	Citadel Investment Group Ken Griffin	10,819	$60		0%
10.)	Cupps Capital Management Drew Cupps	0	$0		0%
11.)	Wexford Capital Charles Davidson	11,700	$65		0%
12.)	D E Shaw D. E. Shaw	129,451	$722	+43%	0%
13.)	Two Sigma Advisors John Overdeck And David Siegel	30,754	$171		0%

Insider Trading: Purchases See All

Insider	Price	Amount	Relationship	Remaning Holdings	Date	Form 4
Barr	$3.71	8,129	Director	24,863,266	2012-06-07	Filing
Graff	$3.71	8,129	Director	24,863,266	2012-06-07	Filing
Warburg	$3.71	8,129	Large Shareholder	24,863,266	2012-06-07	Filing
Graff	$3.54	14,000	Director	24,855,137	2012-06-06	Filing
Graff	$3.46	13,700	Director	24,841,137	2012-06-05	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Tolly	$6.95	43,300	Officer	99,467	2013-05-16	Filing
Stadium	$7.14	38,196	Large Shareholder	12,380,413	2013-05-14	Filing
Stadium	$7.02	149,775	Large Shareholder	12,418,609	2013-05-13	Filing
Stadium	$6.70	72,310	Large Shareholder	12,568,384	2013-05-10	Filing
Stadium	$6.50	28,058	Large Shareholder	12,640,694	2013-05-09	Filing

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